Immunology MCQ
1. Question
One of the following statements about endotoxins is false
They are heat stable.
Protien-polyaccharide-lipid complex in nature
Action is often enzymatic
Is produced by Gram-negative bacteria.
Answer
2. Question
One of following statements about exotoxins is false
Action is often enzymatic
Have specific tissue affinity
Are active in very minute doses
Polysaccharide-lipid complex in nature
Answer
3. Question
A state in which the organism persists in small numbers in tissue in the presence of immune state is known as
Anergy
Opsonisation
Premunition
Atopy
Answer
4. Question
Active immunity is not acquired by
Infection
Vaccomation
Immunoglobulin transfer
Subclnical infection
Answer
5. Question
Transfer factor is
Plasmid responsible for transfer of drug resistance
Extract of immunologically competent lymphocytes
Cryoprecipitate
Hyperimmune globulin
Answer